Juniper ACX4000 Hardware Manual page 54

Table 3: T1/E1 Port Features
Feature
Encapsulation
Framing
Diagnostic features
Cable
Connector
Port numbering (hardware)
Port numbering (software)
RJ-45 Ports
Each ACX4000 router has six Gigabit Ethernet RJ45 ports.
more detail.
(Continued)
Description
TDM (SAToP) mode
ATM PWE3/ATM IMA Mode
Superframe (D4)
Extended superframe (ESF)
Framed clear channel
T1/E1
T1 FDL
CSU
BERT
JIT
Category 5 shielded twisted pair
100-ohm RJ-48 connector
0/0/0 through 0/0/15
T1 framing (default):
ce1-0/0/0
E1 framing:
ct1-0/0/0 ct1-0/0/15
through
ce1-0/0/15
through
Table 4 on page 46 describes the ports in
45